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The prediction of stock and foreign exchange (Forex) had always been a hot and profitable area of study. Deep learning application had proven to yields better accuracy and return in the field of financial prediction and forecasting. In this…

统计金融 · 定量金融 2021-03-18 Zexin Hu , Yiqi Zhao , Matloob Khushi

Fake News and especially deepfakes (generated, non-real image or video content) have become a serious topic over the last years. With the emergence of machine learning algorithms it is now easier than ever before to generate such fake…

计算机视觉与模式识别 · 计算机科学 2025-03-17 Lukas Kroiß , Johannes Reschke

Most existing methods focus on sentiment analysis of textual data. However, recently there has been a massive use of images and videos on social platforms, motivating sentiment analysis from other modalities. Current studies show that…

机器学习 · 计算机科学 2022-10-13 Guilherme Lourenço de Toledo , Ricardo Marcondes Marcacini

Network embedding is the process of learning low-dimensional representations for nodes in a network, while preserving node features. Existing studies only leverage network structure information and focus on preserving structural features.…

机器学习 · 计算机科学 2019-03-29 Conghui Zheng , Li Pan , Peng Wu

The rapid proliferation of the Internet and the widespread adoption of social networks have significantly accelerated information dissemination. However, this transformation has introduced complexities in information capture and processing,…

社会与信息网络 · 计算机科学 2025-03-06 Yuchuan Jiang , Chaolong Jia , Yunyi Qin , Wei Cai , Yongsen Qian

Background: In medical imaging, images are usually treated as deterministic, while their uncertainties are largely underexplored. Purpose: This work aims at using deep learning to efficiently estimate posterior distributions of imaging…

图像与视频处理 · 电气工程与系统科学 2023-03-20 Xiaofeng Liu , Thibault Marin , Tiss Amal , Jonghye Woo , Georges El Fakhri , Jinsong Ouyang

Deep networks thrive when trained on large scale data collections. This has given ImageNet a central role in the development of deep architectures for visual object classification. However, ImageNet was created during a specific period in…

计算机视觉与模式识别 · 计算机科学 2018-05-23 Nizar Massouh , Francesca Babiloni , Tatiana Tommasi , Jay Young , Nick Hawes , Barbara Caputo

Deep convolutional neural networks have proven their effectiveness, and have been acknowledged as the most dominant method for image classification. However, a severe drawback of deep convolutional neural networks is poor explainability.…

计算机视觉与模式识别 · 计算机科学 2025-03-27 Bin Wang , Wenbin Pei , Bing Xue , Mengjie Zhang

Sentiment analysis is a research topic focused on analysing data to extract information related to the sentiment that it causes. Applications of sentiment analysis are wide, ranging from recommendation systems, and marketing to customer…

机器学习 · 计算机科学 2021-10-29 Vasco Lopes , António Gaspar , Luís A. Alexandre , João Cordeiro

In this paper we propose to learn a multimodal image and text embedding from Web and Social Media data, aiming to leverage the semantic knowledge learnt in the text domain and transfer it to a visual model for semantic image retrieval. We…

计算机视觉与模式识别 · 计算机科学 2018-08-21 Raul Gomez , Lluis Gomez , Jaume Gibert , Dimosthenis Karatzas

Progressive Visual Analytics aims at improving the interactivity in existing analytics techniques by means of visualization as well as interaction with intermediate results. One key method for data analysis is dimensionality reduction, for…

计算机视觉与模式识别 · 计算机科学 2016-06-17 Nicola Pezzotti , Boudewijn P. F. Lelieveldt , Laurens van der Maaten , Thomas Höllt , Elmar Eisemann , Anna Vilanova

Artificial neural networks have been successfully applied to a variety of machine learning tasks, including image recognition, semantic segmentation, and machine translation. However, few studies fully investigated ensembles of artificial…

机器学习 · 统计学 2017-04-07 Cheng Ju , Aurélien Bibaut , Mark J. van der Laan

With the increasing popularity of video sharing websites such as YouTube and Facebook, multimodal sentiment analysis has received increasing attention from the scientific community. Contrary to previous works in multimodal sentiment…

机器学习 · 计算机科学 2018-02-06 Minghai Chen , Sen Wang , Paul Pu Liang , Tadas Baltrušaitis , Amir Zadeh , Louis-Philippe Morency

Multimodal sentiment analysis, a pivotal task in affective computing, seeks to understand human emotions by integrating cues from language, audio, and visual signals. While many recent approaches leverage complex attention mechanisms and…

计算与语言 · 计算机科学 2025-05-09 Nischal Mandal , Yang Li

For both investors and policymakers, forecasting the stock market is essential as it serves as an indicator of economic well-being. To this end, we harness the power of social media data, a rich source of public sentiment, to enhance the…

机器学习 · 计算机科学 2023-10-31 Shengkun Wang , YangXiao Bai , Kaiqun Fu , Linhan Wang , Chang-Tien Lu , Taoran Ji

Recording atomic-resolution transmission electron microscopy (TEM) images is becoming increasingly routine. A new bottleneck is then analyzing this information, which often involves time-consuming manual structural identification. We have…

Our work proposes a novel deep learning framework for estimating crowd density from static images of highly dense crowds. We use a combination of deep and shallow, fully convolutional networks to predict the density map for a given crowd…

计算机视觉与模式识别 · 计算机科学 2016-08-23 Lokesh Boominathan , Srinivas S S Kruthiventi , R. Venkatesh Babu

We introduce a multimodal dataset where users express preferences through images. These images encompass a broad spectrum of visual expressions ranging from landscapes to artistic depictions. Users request recommendations for books or music…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Se-eun Yoon , Hyunsik Jeon , Julian McAuley

Images taken from the Internet have been used alongside Deep Learning for many different tasks such as: smile detection, ethnicity, hair style, hair colour, gender and age prediction. After witnessing these usages, we were wondering what…

计算机视觉与模式识别 · 计算机科学 2018-12-20 Rashidedin Jahandideh , Alireza Tavakoli Targhi , Maryam Tahmasbi

Fine-grained multi-label classification models have broad applications in e-commerce, such as visual based label predictions ranging from fashion attribute detection to brand recognition. One challenge to achieve satisfactory performance…

计算机视觉与模式识别 · 计算机科学 2023-06-07 Xin Shen , Xiaonan Zhao , Rui Luo